#c241843{ width:1200px; margin: 0px auto; height:52px;}
    #c241843 ul {list-style: none; padding: 0px;} 
    #c241843 ul li a {color: #000;    font-size: 15px; width:120px;   height: 52px;   line-height: 52px; text-align:center;}     
    #c241843 ul li { float:left; margin-left:0px;height:52px;} 
    #c241843 ul li a:hover {background:#ccc;}
    #c241843 ul li ul { border:0px solid #ccc; display:none;background:rgba(0,0,0,0.5); top:52px;} 
    #c241843 ul li ul li {text-decoration: none;font-weight:bold;font-size:14px; float:none;  margin:0;height:32px;}
    #c241843 ul li ul li a {height:32px;line-height:32px; text-align:center; color:#fff; width:120px; text-align:center;} 
    #c241843 ul li ul li a:hover {  background:rgba(0,0,0,0.5); color:#fff;}  
    #c241843 ul li:hover ul { display:block;z-index:9999999; position:absolute;}
    #c241843 ul li.sfhover ul { display:block;}